Support for automatic detection

lib/encoding-list-view.js

@@ -84,6 +84,8 @@ class EncodingListView {
 
  detectEncoding () {
  const editor = atom.workspace.getActiveTextEditor()
+ if (editor == null) { return }
+
  const filePath = editor.getPath()
  if (fs.existsSync(filePath)) {
  fs.readFile(filePath, (error, buffer) => {

lib/main.js

@@ -1,3 +1,5 @@
+const {CompositeDisposable} = require('atom')
+
 const EncodingListView = require('./encoding-list-view')
 const EncodingStatusView = require('./encoding-status-view')
 
@@ -166,25 +168,30 @@ const encodings = {
 
 let encodingListView = null
 let encodingStatusView = null
-let commandSubscription = null
+let commandSubscriptions = null
 
 module.exports = {
  activate () {
- commandSubscription = atom.commands.add('atom-text-editor', 'encoding-selector:show', () => {
- if (!encodingListView) encodingListView = new EncodingListView(encodings)
+ commandSubscriptions = new CompositeDisposable()
+
+ encodingListView = new EncodingListView(encodings)
+ commandSubscriptions.add(atom.commands.add('atom-text-editor', 'encoding-selector:show', () => {
  encodingListView.toggle()
- })
+ }))
+
+ // Auto Detect
+ if (atom.config.get('encoding-selector.alwaysAutoDetect')) {
+ // event: open file
+ commandSubscriptions.add(atom.workspace.observeTextEditors(() => encodingListView.detectEncoding()))
+ // event: changed active pane
+ commandSubscriptions.add(atom.workspace.onDidChangeActivePaneItem(() => encodingListView.detectEncoding()))
+ }
  },
 
  deactivate () {
- if (commandSubscription) commandSubscription.dispose()
- commandSubscription = null
-
- if (encodingStatusView) encodingStatusView.destroy()
- encodingStatusView = null
-
- if (encodingListView) encodingListView.destroy()
- encodingListView = null
+ commandSubscriptions.dispose()
+ encodingStatusView.destroy()
+ encodingListView.destroy()
  },
 
  consumeStatusBar (statusBar) {

package.json

@@ -33,5 +33,38 @@
  "jasmine",
  "spyOn"
  ]
+ },
+ "configSchema": {
+ "alwaysAutoDetect": {
+ "title": "Always auto detect",
+ "description": "enabled from startup",
+ "type": "boolean",
+ "default": false
+ },
+ "disallowEncTypes": {
+ "title": "Disallow some encoding types",
+ "description": "example: windows1252, iso88591",
+ "type": "string",
+ "default": ""
+ },
+ "divideSize": {
+ "title": "Divide Buffer Size",
+ "description": "The number of the consideration.",
+ "type": "number",
+ "default": 1,
+ "minimum": 1
+ },
+ "ignorePattern": {
+ "title": "Ignore Pattern",
+ "description": "example: (txt|js)$",
+ "type": "string",
+ "default": ""
+ },
+ "forceEncTypes": {
+ "title": "Force some encoding types",
+ "description": "example: windows1252:windows1251, iso88591:windows1251",
+ "type": "string",
+ "default": ""
+ }
  }
 }